<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app">
    <form action="/login" method="post">
      <input type="text" value="" name="username">
      <br>
      <input type="number" value="" name="password">
      <br>
      <button @click="login">登录</button>
    </form>
    </input>
    </form>
  </div>
</body>

</html>